Results 11 to 20 of about 407,307 (292)

High-Precision Measurement of Height Differences from Shadows in Non-Stereo Imagery: New Methodology and Accuracy Assessment

open access: yesRemote Sensing, 2022
The shadow-height method has been extensively used to extract the heights of buildings from the shadows they cast in non-stereo (single view) aerial and satellite imagery.
Camilo Andrés Rada Giacaman
doaj   +1 more source

Proiezioni. Traiettorie delle immagini [PDF]

open access: yesLaboratorio dell'ISPF, 2020
There is a path stretching over two thousand years, from the awareness of shadows projected onto the back of a cave through to cinematic images. They are "real images", those that concentrate light energy and can be captured on a screen.
Alessandro Stile
doaj   +1 more source

Calculation of the Shading Factors for Solar Modules with MATLAB

open access: yesEnergies, 2021
Shadows severely affect the performance of solar photovoltaic (PV) systems. A proper description of this effect is useful for sizing and simulating PV systems when shadows cannot be avoided.
Martín Silva   +2 more
doaj   +1 more source

Shadow Images of a Rotating Dyonic Black Hole with a Global Monopole Surrounded by Perfect Fluid

open access: yesUniverse, 2020
In this paper, we revisit the rotating global monopole metric and extend the metric to a rotating dyonic global monopole in the presence of a perfect fluid. We then show that the surface topology at the event horizon, related to the metric computed, is a
Sumarna Haroon   +2 more
doaj   +1 more source

Ombres et clartés dans les Mille et Une Nuits de Galland

open access: yesFééries, 2021
The Thousand and One Nights, as translated and fashioned by Antoine Galland, from one of the best manuscript of the first part of the work, depict various worlds, but pay little attention to colours, except with dramatic meaning, or to suggest a world of
Jean-Paul Sermain
doaj   +1 more source

Clinical description of rare phenomenology of obsessive–Compulsive disorder

open access: yesIndian Journal of Social Psychiatry, 2022
Obsessive–compulsive disorder (OCD) is marked by intrusive thoughts, images, and impulses which are recurrent in nature, disturbing, and senseless. Typical anxiety provoking and distressing themes of the disorder include various forms such as repeated ...
Sambhu Prasad, Chayan Manna
doaj   +1 more source

Recasting the Significant: The Transcultural Memory of Alexander von Humboldt’s Visit to Philadelphia and Washington, D.C.

open access: yesHumanities, 2016
Alexander von Humboldt was internationally known as a world traveler, having collected data and analyzed samples from five of the world’s seven continents.
James F. Howell
doaj   +1 more source

Spitzer and HHT observations of starless cores: masses and environments [PDF]

open access: yes, 2009
We present Spitzer observations of a sample of 12 starless cores selected to have prominent 24 micron shadows. The Spitzer images show 8 and 24 micron shadows and in some cases 70 micron shadows; these spatially resolved absorption features trace the ...
Amelia M. Stutz   +69 more
core   +3 more sources

An Overview of Challenges Associated with Automatic Detection of Concrete Cracks in the Presence of Shadows

open access: yesApplied Sciences, 2021
Detection and assessment of cracks in civil engineering structures such as roads, bridges, dams and pipelines are crucial tasks for maintaining the safety and cost-effectiveness of those concrete structures.
Mayur Pal   +5 more
doaj   +1 more source

The multisensory body revealed through its cast shadows [PDF]

open access: yes, 2015
One key issue when conceiving the body as a multisensory object is how the cognitive system integrates visible instances of the self and other bodies with one\u2019s own somatosensory processing, to achieve self-recognition and body ownership.
F., Pavani, Galfano, Giovanni
core   +1 more source

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